<template>
    <div>

    </div>
</template>

<script>
    export default {
        methods: {
            downLoadFun() {
                let that = this;
                const margin = 10;
                const A4_WIDTH = 841.89 - margin*2;
                const A4_HEIGHT = 592.28 - margin*2;
                let target = document.getElementById('chartDiv');
            },
        }
    }
</script>

<style lang="scss" scoped>

</style>